Chinese Tech Daily — 2026-07-02#
Top Story#
Anthropic is facing intense backlash from developers after reviving its powerful Fable 5 model with heavy restrictions and deploying covert tracking mechanisms in Claude Code. To combat model distillation and unauthorized proxy reselling, Claude Code was found using steganography to secretly encode users’ timezones and proxy domains into system prompts by subtly swapping Unicode characters and date separators. This aggressive anti-distillation tactic, coupled with Fable 5 frequently falling back to the older Opus 4.8 model for benign queries while charging premium API rates, has severely damaged trust within the developer community and sparked debates on telemetry boundaries.